/* CheapDev · read surfaces (setup, docs, terms) and chat. Tokens come from styles.css. */

/* ---------- Read layout with section navigation ---------- */
.read-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(32px,5vw,80px);padding-block:clamp(36px,4vw,64px) clamp(80px,9vw,128px)}
.toc{position:sticky;top:calc(var(--header-h) + 36px);align-self:start;display:grid;gap:2px;padding-top:clamp(48px,6vw,88px)}
.toc p{margin:0 0 10px 13px;color:var(--mute);font-size:13px;font-weight:500}
.toc a{display:flex;align-items:center;min-height:38px;padding:0 13px;border-left:1px solid var(--line);color:var(--text-2);font-size:15px;transition:color .2s,border-color .2s,background-color .2s}
.toc a:hover{color:var(--text);background:var(--hover)}
.toc a[aria-current]{color:var(--text);border-left-color:var(--signal);background:linear-gradient(90deg,var(--hover),transparent)}
.read-main{min-width:0;max-width:820px}
.page-hero.tight{padding-top:clamp(48px,6vw,88px);padding-bottom:8px}
.doc-date{margin-top:14px!important;font-size:14px!important;color:var(--mute)!important;font-family:var(--font-mono)}
.read-section{padding-top:clamp(40px,5vw,64px);scroll-margin-top:calc(var(--header-h) + 20px)}
.read-section>h2,.prose h2{font-size:clamp(24px,1.1rem + 1vw,32px);letter-spacing:-.035em;margin-bottom:16px}
.read-section>p,.prose p,.prose li{color:var(--text-2);font-size:17px;line-height:1.7;max-width:70ch}
.read-section>p+p,.prose p+p{margin-top:14px}
.read-section>*+.ink-panel,.prose .ink-panel{margin-block:22px}
.prose code,.read-section p code,.check-list code,.settings-list code{padding:1px 6px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--text);font-size:.88em}
.num-list{margin:0 0 18px;padding:0;list-style:none;counter-reset:n;display:grid;gap:12px}
.num-list li{position:relative;padding-left:44px;counter-increment:n}
.num-list li::before{content:counter(n);position:absolute;left:0;top:1px;display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--line-strong);border-radius:8px;font:600 14px/1 var(--font-display);color:var(--signal)}
.check-list{margin:0;padding:0;list-style:none;display:grid;gap:12px;max-width:72ch}
.check-list li{position:relative;padding:14px 16px 14px 42px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text-2);font-size:16px;line-height:1.6}
.check-list li::before{content:"";position:absolute;left:17px;top:23px;width:7px;height:7px;transform:rotate(45deg);background:var(--signal)}
.check-list strong{color:var(--text);font-weight:600}
.settings-list,.error-list{display:grid;margin:18px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.settings-list>div,.error-list>div{display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;padding:16px 18px;border-top:1px solid var(--line)}
.settings-list>div:first-child,.error-list>div:first-child{border-top:0}
.settings-list dt,.error-list dt{font-weight:600;color:var(--text)}
.settings-list dd,.error-list dd{margin:0;color:var(--text-2)}
.settings-list dd span{display:block;margin-top:4px;color:var(--mute);font-size:14px}
.formula{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;margin:20px 0;padding:20px 22px;border:1px solid var(--ink-line);border-radius:14px;background:linear-gradient(180deg,var(--ink-surface),var(--ink-bg));color:var(--ink-text-2);font:500 15px/1.5 var(--font-mono)}
.formula b{color:var(--ink-mute)}
.formula strong{color:var(--ink-signal);font-family:var(--font-text);font-weight:600}
.code-block .code{max-height:520px}
.prose .text-button{display:inline;min-height:0}

/* ---------- Setup ---------- */
.endpoint-chip{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:26px;padding:12px 12px 12px 18px;border:1px solid var(--line-strong);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-1);max-width:100%}
.endpoint-chip span{color:var(--text-2);font-size:14px}
.endpoint-chip code{flex:1 1 auto;min-width:0;overflow-wrap:anywhere;font-size:16px;color:var(--signal)}
.setup-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
.field-note{margin-top:10px;color:var(--mute);font-size:14.5px}
.recipe{margin-top:22px}
.recipe .code{min-height:220px;max-height:560px}
.recipe-note{padding:14px 20px 18px;border-top:1px solid var(--ink-line);color:var(--ink-text-2);font-size:14.5px;line-height:1.6}
.install .code{white-space:pre-wrap;overflow-wrap:anywhere}
.install .tabs{padding-inline:10px}
.install-more{margin-top:18px}
.facts.install-more>div{grid-template-columns:minmax(0,1fr) auto;gap:8px 14px}
.facts.install-more>div>span{grid-column:1;grid-row:1;align-self:center}
.facts.install-more>div>button{grid-column:2;grid-row:1}
.facts.install-more>div>code{grid-column:1/-1;grid-row:2}
.install-steps{margin-top:18px}
.install-steps a{color:var(--text);text-decoration:underline;text-underline-offset:3px}
.sub-title{margin:40px 0 0;font-size:clamp(19px,1rem + .4vw,22px);letter-spacing:-.03em}
.facts{display:grid;gap:10px}
.facts>div{display:grid;grid-template-columns:150px minmax(0,1fr) auto;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.facts span{color:var(--text-2);font-size:14px}
.facts code{min-width:0;overflow-wrap:anywhere;font-size:14.5px;color:var(--text)}

/* ---------- Changes: journal, date left and entries right ---------- */
.journal{margin:0;padding:0;list-style:none;max-width:1000px;border-top:1px solid var(--line-strong)}
.journal-day{display:grid;grid-template-columns:200px minmax(0,1fr);gap:12px 48px;padding:30px 0;border-bottom:1px solid var(--line)}
.journal-day time{display:grid;align-content:start;gap:6px;align-self:start;position:sticky;top:calc(var(--header-h) + 24px)}
.journal-day time span{font:700 26px/1.1 var(--font-display);letter-spacing:-.03em}
.journal-day time small{color:var(--mute);font:500 14px/1 var(--font-mono)}
.journal-entries{margin:0;padding:0;list-style:none;display:grid;gap:26px}
.journal-entries li+li{padding-top:26px;border-top:1px dashed var(--line-strong)}
.journal-entries h2{font-size:clamp(20px,1rem + .6vw,24px);letter-spacing:-.03em;margin-bottom:8px}
.journal-entries p{color:var(--text-2);font-size:16.5px;max-width:66ch;margin-bottom:6px}

/* ---------- Chat ---------- */
.chat-main{padding-block:clamp(32px,4vw,56px) clamp(64px,8vw,110px)}
.chat-heading{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:16px 40px;margin-bottom:26px}
.chat-heading h1{font-size:clamp(2.4rem,1.2rem + 3vw,4rem);font-weight:700}
.chat-heading p{color:var(--text-2);max-width:52ch;margin-top:12px}
.chat-heading-aside{display:grid;justify-items:end;gap:4px;color:var(--text-2);font-size:14.5px}
.chat-gate{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 48px;align-items:center;padding:clamp(24px,4vw,44px);border:1px solid var(--line);border-radius:22px;background:var(--surface);box-shadow:var(--shadow-1)}
.chat-gate h2{font-size:clamp(24px,1.1rem + 1vw,32px);margin-bottom:10px}
.chat-gate p{color:var(--text-2)}
.chat-login{display:grid;gap:8px}
.chat-login label{color:var(--text-2);font-size:14px;font-weight:500}
.chat-login-row{display:flex;gap:10px}
.chat-login-row input{flex:1;min-width:0;font-family:var(--font-mono)}
.chat-gate .text-link{grid-column:2}
.chat-error{margin-top:10px;padding:10px 14px;border:1px solid var(--danger);border-radius:10px;background:var(--danger-bg);color:var(--text);font-size:15px}
.chat-workspace{display:block}
.chat-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;padding:12px 16px;border-bottom:1px solid var(--line)}
.chat-title{flex:1;min-width:180px}
.chat-title h2{font-size:20px;margin-top:2px;overflow-wrap:anywhere}
.chat-history{position:relative}
.chat-history>summary{display:inline-flex;align-items:center;gap:8px;list-style:none;cursor:pointer}
.chat-history>summary::-webkit-details-marker{display:none}
.chat-history>summary .ico{width:15px;height:15px;color:var(--signal)}
.chat-history[open]>summary{border-color:var(--signal);color:var(--text)}
.chat-history-pop{position:absolute;z-index:30;left:0;top:calc(100% + 8px);display:grid;gap:12px;width:min(340px,calc(100vw - 48px));padding:14px;border:1px solid var(--line-strong);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-2);animation:faq-in .3s var(--ease)}
.chat-history input{min-height:44px;font-size:15px}
.chat-list{display:grid;gap:2px;max-height:46vh;overflow-y:auto;scrollbar-width:thin}
.chat-list-row{display:flex;align-items:center;border-radius:9px}
.chat-list-row:hover{background:var(--hover)}
.chat-list-select{flex:1;min-width:0;min-height:44px;padding:0 10px;border:0;background:none;color:var(--text-2);text-align:left;font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border-radius:9px}
.chat-list-select[aria-current=true]{color:var(--text);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-strong)}
.chat-list-delete{width:36px;height:36px;border:0;border-radius:8px;background:none;color:var(--mute);font-size:18px}
.chat-list-delete:hover{color:var(--danger);background:var(--danger-bg)}
.chat-list-empty{color:var(--mute);font-size:14.5px;padding:8px 10px}
.chat-history-note{color:var(--mute);font-size:13px;line-height:1.5}
.chat-plain-button{min-height:40px;padding:0 12px;border:1px solid var(--line-strong);border-radius:9px;background:transparent;color:var(--text-2);font-size:14px;font-weight:500}
.chat-plain-button:hover:not(:disabled){color:var(--text);border-color:var(--text-2)}
.chat-plain-button:disabled{opacity:.45;cursor:not-allowed}
.chat-panel{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;max-width:980px;margin-inline:auto;min-width:0;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow-1);overflow:hidden}
.chat-panel-caption{color:var(--mute);font-size:13px}
.chat-actions{display:flex;flex-wrap:wrap;gap:8px}
.chat-actions .chat-plain-button{display:inline-flex;align-items:center;gap:6px}
.chat-actions .ico{width:14px;height:14px;color:var(--signal)}
.chat-model-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;padding:12px 18px;border-bottom:1px solid var(--line);background:var(--bg-2)}
.chat-model-bar label{color:var(--text-2);font-size:14px}
.chat-model-bar select{width:auto;min-width:min(320px,100%);min-height:42px;font-size:15px}
.chat-model-bar #chat-rate{color:var(--signal);font:500 14px/1.3 var(--font-mono)}
.chat-messages{display:grid;align-content:start;gap:16px;min-height:420px;max-height:62vh;overflow-y:auto;padding:22px 18px;scrollbar-width:thin}
.chat-messages[aria-busy=true]::after{content:"Модель отвечает…";justify-self:start;padding:10px 16px;border:1px solid var(--line);border-radius:14px 14px 14px 4px;background:var(--bg-2);color:var(--text-2);font-size:14.5px;animation:pulse 1.4s ease-in-out infinite}
@keyframes pulse{50%{opacity:.45}}
.chat-empty{display:grid;justify-items:center;gap:10px;padding:56px 16px;text-align:center;color:var(--text-2)}
.chat-empty h3{font-size:24px;color:var(--text)}
.chat-empty .brand-mark{margin-bottom:8px}
.chat-message{display:grid;gap:8px;max-width:min(760px,92%);padding:14px 16px;border-radius:16px;animation:faq-in .4s var(--ease)}
.chat-message.user{justify-self:end;background:var(--surface-2);border:1px solid var(--line-strong);border-bottom-right-radius:5px}
.chat-message.assistant{justify-self:start;background:var(--bg-2);border:1px solid var(--line);border-bottom-left-radius:5px}
.chat-message-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--mute)}
.chat-message-heading strong{color:var(--text-2);font-weight:600}
.chat-message-heading .chat-plain-button{min-height:32px;font-size:13px}
.chat-message-cost{color:var(--signal);font:500 13px/1.4 var(--font-mono)}
.chat-markdown{color:var(--text);font-size:16px;line-height:1.65;overflow-wrap:anywhere}
.chat-markdown>*+*{margin-top:10px}
.chat-markdown code{padding:1px 5px;border:1px solid var(--line);border-radius:5px;background:var(--surface);font-size:.9em}
.chat-markdown a{color:var(--signal);text-decoration:underline;text-underline-offset:3px}
.chat-markdown ul,.chat-markdown ol{padding-left:22px;margin-block:8px}
.chat-markdown blockquote{margin:8px 0;padding-left:14px;border-left:1px solid var(--signal);color:var(--text-2)}
.chat-md-heading{font-size:18px}
.chat-code-block{border:1px solid var(--ink-line);border-radius:12px;background:var(--ink-bg);overflow:hidden}
.chat-code-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 8px 6px 14px;border-bottom:1px solid var(--ink-line);color:var(--ink-mute);font:500 12.5px/1 var(--font-mono)}
.chat-code-copy{min-height:32px;padding:0 10px;border:1px solid var(--ink-line-strong);border-radius:7px;background:transparent;color:var(--ink-text-2);font-size:12.5px}
.chat-code-block pre{margin:0;padding:14px;overflow-x:auto;color:var(--ink-text);font-size:13.5px;line-height:1.65}
.chat-composer{display:grid;gap:10px;padding:14px 18px;border-top:1px solid var(--line);background:var(--bg-2)}
.chat-composer textarea{min-height:76px;background:var(--surface)}
.chat-composer>div{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}
.chat-composer>div>span{color:var(--mute);font-size:13.5px}
.chat-panel>.chat-error{margin:0 18px 12px}
.chat-disclosure{padding:0 18px 16px;color:var(--mute);font-size:13.5px;background:var(--bg-2)}

/* ---------- Responsive ---------- */
@media (max-width:640px),(pointer:coarse){.chat-list-delete{width:44px;height:44px}.chat-message-heading .chat-plain-button,.chat-code-copy,.chat-plain-button,.chat-model-bar select{min-height:44px}}
@media (max-width:980px){
  .read-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{position:static;display:flex;flex-wrap:wrap;gap:6px;padding-top:28px}
  .toc p{width:100%;margin:0 0 4px}
  .toc a{min-height:44px;border:1px solid var(--line);border-radius:9px;font-size:14px}
  .toc a[aria-current]{border-color:var(--signal)}
  .page-hero.tight{padding-top:28px}
  .chat-gate{grid-template-columns:minmax(0,1fr)}
  .chat-gate .text-link{grid-column:auto}
  .chat-list{max-height:220px}
}
@media (max-width:640px){
  .setup-fields{grid-template-columns:minmax(0,1fr)}
  .facts>div{grid-template-columns:minmax(0,1fr) auto}
  .facts>div>span{grid-column:1/-1}
  .settings-list>div,.error-list>div{grid-template-columns:minmax(0,1fr);gap:4px}
  .read-section>p,.prose p,.prose li{font-size:16px}
  .chat-login-row{flex-direction:column}
  .chat-message{max-width:100%}
  .chat-messages{min-height:340px;padding:16px 12px}
  .chat-toolbar,.chat-model-bar,.chat-composer{padding-inline:12px}
  .journal-day{grid-template-columns:minmax(0,1fr)}
  .journal-day time{position:static;display:flex;align-items:baseline;gap:10px}
  .chat-model-bar select{min-width:0;width:100%}
  .chat-heading-aside{justify-items:start}
}